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MARINE CORPS MARATHON 2025

Ian Buckholz

Ashburn, VA

Bib: 29949 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Division (M35-39)
#0 / 2420
Race Day Weather
42°/32°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
27 ft elev
5K· 3.11 mi
10:50/mi
33:38
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:39/mi
1:06:44
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:45/mi
1:40:07
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:46/mi
2:20:14
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
12:20/mi
2:50:53
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:44/mi
3:30:28
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
14:10/mi
4:14:29
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
15:34/mi
5:02:50
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
16:20/mi
5:25:07
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:20:1410:45 /mi⚡ faster
2nd Half
3:04:5314:02 /mi+31.8%
Positive split — 31.8% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:16:3633:3810:5033:38
10:50
-
10K
6.21 mi08:49:421:06:4410:4433:06
10:39
-0:11
15K
9.32 mi09:23:051:40:0710:4433:23
10:45
+0:06
21K
13.05 mi10:03:122:20:1410:4540:07
10:46
+0:01
25K
15.53 mi10:33:512:50:5311:0030:39
12:20
+1:34
30K
18.64 mi11:13:263:30:2811:1739:35
12:44
+0:24
35K
21.75 mi11:57:274:14:2911:4244:01
14:10
+1:26
40K
24.85 mi12:45:485:02:5012:1148:21
15:34
+1:24
Finish
26.22 mi13:08:055:25:0712:2522:17
16:20
+0:46

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

10:39 /mi

Average Pace

12:25 /mi

Slowest Pace

16:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:14

43% of race

Time at Steady Pace

1:10:14

22% of race

Time at Slower Pace

1:54:39

35% of race

Average Pace: 12:24 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:16:3633:3810:5033:38
10:50
#16962
10K
6.21 mi08:49:421:06:4410:4433:06
10:39
#18503
15K
9.32 mi09:23:051:40:0710:4433:23
10:45
#18688
21K
13.05 mi10:03:122:20:1410:4540:07
10:46
#18006
25K
15.53 mi10:33:512:50:5311:0030:39
12:20
#19050
30K
18.64 mi11:13:263:30:2811:1739:35
12:44
#19453
35K
21.75 mi11:57:274:14:2911:4244:01
14:10
#20339
40K
24.85 mi12:45:485:02:5012:1148:21
15:34
#21220
Finish
26.22 mi13:08:055:25:0712:2522:17
16:20
#21710
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi1696211359166419325126401854
10K6.21 mi3.10 mi18503-154112197-8381798-13420082130531911
15K9.32 mi3.11 mi18688-18512313-1161801-319325126401854
21K13.05 mi3.73 mi18006+68211938+3751763+3817246114521686
25K15.53 mi2.48 mi19050-104412421-4831831-6822762140511995
30K18.64 mi3.11 mi19453-40312543-1221848-1720888129121828
35K21.75 mi3.11 mi20339-88612884-3411877-2923468139351965
40K24.85 mi3.10 mi21220-88113249-3651926-4925410150052105
Finish26.22 mi1.37 mi21710-49013463-2141943-1726758158222203

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×18story building
+279ft-164ft

Overall

19325

Males

12640

M35-39

12640

5K→10K

3.1 - 6.2 mi

Top 67%
×11story building
+103ft-217ft

Overall

20082

Males

13053

M35-39

13053

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+51ft-55ft

Overall

19325

Males

12640

M35-39

12640

15K→21K

9.3 - 13.1 mi

Top 57%
×1story
+20ft-37ft

Overall

17246

Males

11452

M35-39

11452

21K→25K

13.1 - 15.5 mi

Top 76%
×2story building
+35ft-8ft

Overall

22762

Males

14051

M35-39

14051

25K→30K

15.5 - 18.6 mi

Top 70%
×2story building
+58ft-57ft

Overall

20888

Males

12912

M35-39

12912

30K→35K

18.6 - 21.8 mi

Top 78%
×2story building
+98ft-92ft

Overall

23468

Males

13935

M35-39

13935

35K→40K

21.8 - 24.9 mi

Top 85%
×2story building
+36ft-53ft

Overall

25410

Males

15005

M35-39

15005

40K→Finish

24.9 - 26.2 mi

Top 89%
×5story building
+80ft-24ft

Overall

26758

Males

15822

M35-39

15822

Passing Analysis

Category:
Athletes Passed
1866*
Passed By
6614
Net Change
-4748
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16962
5K → 10K79*1620-1541#16962#18503
10K → 15K334*519-185#18503#18688
15K → 21K841*159+682#18688#18006
21K → 25K125*1169-1044#18006#19050
25K → 30K254*657-403#19050#19453
30K → 35K126*1012-886#19453#20339
35K → 40K79*960-881#20339#21220
40K → Finish28*518-490#21220#21710
TOTALS1866*6614-4748

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions